* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
ul,
ol,
li {
  list-style: none;
}
a {
  text-decoration: none;
  color: black;
}
.clearfix::after,
.clearfix::before {
  content: " ";
  line-height: 0;
  height: 0;
  display: block;
  visibility: hidden;
  clear: both;
}
.na {
  width: 100%;
  left: 0;
  right: 0;
}
.na li {
  text-align: center;
  height: 50px;
  line-height: 50px;
  border: 1px solid black;
  margin-bottom: 20px;
  font-size: 20px;
}
.na li:nth-child(1) {
  width: 25%;
  float: left;
}
.na li:nth-child(2) {
  width: 25%;
  float: left;
}
.na li:nth-child(3) {
  width: 49.9%;
  float: left;
}
.gong {
  left: 0;
  right: 0;
  text-align: center;
  color: orange;
  margin-bottom: 20px;
}
.gong a,
p {
  color: black;
  font-size: 13px;
}
.fl {
  float: left;
}
.fr {
  float: right;
  margin-right: 10px;
  font-size: 18px;
}
.shen {
  color: white;
  width: 100%;
  height: 70px;
  background-color: red;
  text-align: center;
  line-height: 70px;
  font-size: 33px;
  font-weight: 900;
}
.shen img {
  margin-right: 25px;
  float: right;
  margin-top: 10px;
}
.shen a {
  line-height: 80px;
  margin-left: 5%;
  color: white;
}
.shen div {
  margin-left: 20%;
  font-size: 23px;
  font-weight: 900;
  color: white;
}
.shen img {
  width: 45px;
  margin-top: 20px;
}
.main {
  height: 50px;
  margin-top: 20px;
  padding: 10px;
}
.main ul {
  margin-top: 20px;
}
.main li {
  float: left;
}
.main li:nth-child(2) {
  margin-left: 30px;
  font-size: 15px;
}
.main img {
  width: 100px;
}
.couponProductName {
  width: 200px;
}
.couponProductTime {
  color: orange;
}
.tishi {
  margin-top: 10px;
  text-align: center;
  font-size: 12px;
  color: #999;
}
.zhezhao {
  position: fixed ;
  width: 100%;
  height: 100%;
  background-color: #3c3c3c;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  display: none;
}
.pic {
  overflow: hidden;
  height: 200px;
  width: 200px;
  position: absolute;
  top: 220px;
  left: 50%;
  margin-left: -100px;
}
.pic div {
  transition: all .5s;
  width: 100000px;
}
.pic img {
  width: 200px;
  float: left;
}
.zhezhao span {
  color: white;
  float: left;
  position: absolute;
  text-align: center;
  background-color: red;
  font-size: 30px;
  width: 40px;
  height: 40px;
  line-height: 40px;
  border-radius: 10px;
}
.zuo {
  left: 50%;
  margin-left: -140px;
  top: 280px;
}
.you {
  left: 50%;
  margin-left: 100px;
  top: 280px;
}
